50 x 21 x 26 cm (19
• For use in vegetative thru transition stage
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* Water tank or drainage pipe
Contains polysaccharides folded into a matrix fortified with an emulsion of trace minerals acting as a compensator as lowering sunlight levels at the end of the season precipitate drops in photosynthetic rate and ATP (plant sugar) production
25x28x1 MERV 14 AC Furnace Filters 6 Pack spl_cg 50 x 21 x 26Nordic Pure MERV 14 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.